The Son of Hercules vs. Medusa (1962)El Gladiador InvencibleEl Valle de los Hombres de PiedraIl Gladiatore InvincibileThe Invincible GladiatorMedusa against the Son of HerculesMedusa vs. the Son of HerculesPerseo e MedusaPerseo l'InvincibilePerseus against the MonstersPerseus the InvincibleValley of the Stone Men